Stainless steel square tube
Rectangular tube is a name for square coffin and rectangular coffin, that is, steel tubes with equal and unequal side lengths. It is made of strip steel after process treatment. Generally, the strip steel is unpacked, flattened, crimped, and welded to form a round tube, and then the round tube is rolled into a square tube and then cut to the required length.
Stainless steel rectangular tube is a kind of hollow long strip of steel with a rectangular section, so it is called a rectangular tube.